What are the payment terms?

We accept TT (30% deposit, 70% before shipment), LC, D/P, and Western Union.

What is the delivery time?

Standard delivery time is 10-15 days. Peak and off-season lead times are within 15 workdays.

Which markets do you export to?

We have exported to more than 50 countries, mainly in America, Russia, UK, Kuwait, Egypt, Turkey, and India.

Super Invar 4j38 Alloy Strip for Industrial Thermal Solutions

Name: Super Invar 4j38 Alloy Strip for Industrial Thermal Solutions
Brand: Tianzhu Special Steel Co., Ltd
SKU: 2177602925

Jiangsu, ChinaTianzhu Special Steel Co., Ltd

US$40.00

1 kg

Sample price:US$100.00/piece.Request sample

Product profile

Application

Aviation, Electronics, Industrial, Medical, Chemical

Standard

JIS, ASTM, AISI

Purity

>99.5%

Model NO.

expansion alloy strip

Alloy

Type

Expansion Alloy Strip

Powder

Not Powder

MOQ

10kg

Payment

Tt30%, 70%Before Shipment

Price Term

EXW+Fob+CIF

Sample

Available

Delivery Time

10-15days

Transport Package

Wooden Case

Specification

1220*2440

Trademark

Tianzhu

Origin

Shanghai

HS Code

7506200000

Key features

High Purity Alloy: Super Invar 4J38 with purity exceeding 99.5% for industrial thermal solutions.

Wide Size Range: Strips from 0.2-3.5mm, sheets 3.5-40mm, and various pipe/bar dimensions available.

Low Thermal Expansion: Specialized expansion alloy designed for stability in aviation, electronics, and medical fields.

Free Samples Available: Small samples in stock for free; customized samples take 5-7 days.

Quality Certification: Mill Test Certification supplied with shipment; Third Party Inspection available.

Global Export Experience: Exported to over 50 countries including USA, Russia, UK, and India since 2016.

Competitive Pricing: Professional team offers competitive prices and best after-sales service.

Flexible Payment Terms: Supports TT 30% deposit, 70% before shipment, LC, D/P, and Western Union.

Company profile

Tianzhu Special Steel Co., LtdJiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2016-10-03Nearest Port: Shanghai, Tianjin portAverage Response Time: ≤5.04hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is a China-based trading company associated with manufacturing activity and operates from Wuxi, Jiangsu. It identifies itself as a professional technical supplier, offers broad customization based on samples and designs, and reported launching new products during the past year. It does not provide 3D software design, ODM, SDK, or well-known-brand OEM services. The supplier describes strict quality control and after-sales systems and reports international export experience, but service procedures and records are incomplete. No overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported. The provided information does not establish certifications, production capacity, raw-material traceability, or sufficient financial credibility.

Supplier typeThe supplier is identified as a trading company, with the entity type also listed as trading company/manufacturer-factory. It is registered in China, located in Wuxi, Jiangsu, and its stated business scope includes approved import and export activities.

After-Sales capabilityThe supplier states that it has an after-sales service system covering product quality tracking and reports a procedure for handling customer complaints. However, the complaint procedure and corrective/preventive-action mechanism have no written records, and service-capability assessment procedures are neither written nor recorded, weakening evidence of consistent execution.

R&D capabilityThe supplier is identified as a professional technical supplier, has one R&D engineer, and launched new products during the past year. It does not provide ODM services or SDK availability, so the evidence supports basic product-development activity but not broader software or ODM innovation capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated capability declarations provide clear evidence of a broad customization offering.

Client casesThe supplier reports serving customers internationally, including markets such as the United States, Russia, Canada, Australia, the United Kingdom, Japan, Korea, Africa, and Vietnam, and states that repeat buyers account for 80%–100%. However, no named customers, project details, or independently verifiable case studies are provided.